android13/external/ltp/testcases/kernel/syscalls/sendmmsg/sendmmsg02.c

76 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*\
* Tests sendmmsg() failures:
*
* - EBADF Bad socket file descriptor
* - EFAULT Bad message vector address
*/
#define _GNU_SOURCE
#include "sendmmsg.h"
#define VLEN 1
static int send_sockfd;
static struct mmsghdr *snd_msg;
static void *bad_addr;
static int bad_fd = -1;
struct test_case {
const char *desc;
int *fd;
int exp_errno;
struct mmsghdr **msg_vec;
};
static struct test_case tcase[] = {
{
.desc = "bad file descriptor",
.fd = &bad_fd,
.msg_vec = &snd_msg,
.exp_errno = EBADF,
},
{
.desc = "invalid msgvec address",
.fd = &send_sockfd,
.msg_vec = (void*)&bad_addr,
.exp_errno = EFAULT,
},
};
static void do_test(unsigned int i)
{
struct time64_variants *tv = &variants[tst_variant];
struct test_case *tc = &tcase[i];
TST_EXP_FAIL(tv->sendmmsg(*tc->fd, *tc->msg_vec, VLEN, 0),
tc->exp_errno, "sendmmsg() %s", tc->desc);
}
static void setup(void)
{
send_sockfd = SAFE_SOCKET(AF_INET, SOCK_DGRAM, 0);
tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
}
static void cleanup(void)
{
if (send_sockfd > 0)
SAFE_CLOSE(send_sockfd);
}
static struct tst_test test = {
.test = do_test,
.tcnt = ARRAY_SIZE(tcase),
.setup = setup,
.cleanup = cleanup,
.test_variants = ARRAY_SIZE(variants),
.bufs = (struct tst_buffers []) {
{&snd_msg, .size = VLEN * sizeof(*snd_msg)},
{},
}
};